Home / 598,872.52-826,583.06-394,960.28

Finding the Fourth Proportional to 598,872.52, 826,583.06 and 394,960.28

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Solution

The fourth proportional to 598,872.52, 826,583.06 and 394,960.28 is: 545,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,872.52 : 826,583.06 = 394,960.28 : x
  2. Step 2: Convert to fraction form
    598,872.52/826,583.06 = 394,960.28/x
  3. Step 3: Cross multiply
    598,872.52x = 826,583.06 × 394,960.28
  4. Step 4: Simplify right side
    598,872.52x = 326,467,476,820.86
  5. Step 5: Solve for x
    x = 326,467,476,820.86/598,872.52
  6. Step 6: Final answer
    x = 545,136.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.